Release v0.1.2
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nikit3s
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using System;
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using System.IO;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Markup;
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using System.Windows.Media;
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using System.Windows.Threading;
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using SbLauncher;
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// Exercises real WPF animation clocks, including interruption and settling.
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// Synthetic view model only: no local settings, network, or sing-box process.
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public static class ThemeTransitions
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{
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[STAThread]
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public static int Main(string[] args)
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{
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var app = new Application { ShutdownMode = ShutdownMode.OnExplicitShutdown };
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Window window = null;
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var vm = new MainVm();
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try
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{
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string root = args.Length > 0 ? args[0] : AppDomain.CurrentDomain.BaseDirectory;
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window = (Window)XamlReader.Parse(File.ReadAllText(Path.Combine(root, "Ui.xaml")));
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window.DataContext = vm;
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vm.ThemeApplier = delegate(string theme) { Theme.Apply(window, theme); };
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vm.SetTheme(Theme.Dark);
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var dark = (ResourceDictionary)window.Resources["Theme.Dark"];
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var light = (ResourceDictionary)window.Resources["Theme.Light"];
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var sun = (TextBlock)window.FindName("ThemeSun");
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var moon = (TextBlock)window.FindName("ThemeMoon");
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Color darkText = ((SolidColorBrush)dark["Text"]).Color;
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Color lightText = ((SolidColorBrush)light["Text"]).Color;
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Require(SameColor(TextColor(window), darkText) && sun.Opacity == 1 && moon.Opacity == 0,
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"Startup is immediate and shows the correct icon");
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vm.SetTheme(Theme.Light);
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Require(SameColor(TextColor(window), lightText) && sun.Opacity == 0 && moon.Opacity == 1,
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"Unloaded screenshot rendering is immediate in both themes");
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vm.SetTheme(Theme.Dark);
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window.WindowStartupLocation = WindowStartupLocation.Manual;
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window.Left = -20000;
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window.Top = -20000;
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window.ShowInTaskbar = false;
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window.ShowActivated = false;
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window.Show();
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PumpFor(100);
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vm.SetTheme(Theme.Light);
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Require(object.ReferenceEquals(window.Resources["Muted"], Application.Current.Resources["Muted"]),
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"Semantic colors and XAML share the transition brushes");
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if (SystemParameters.ClientAreaAnimation)
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{
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Require(SameColor(TextColor(window), darkText), "No initial palette flash");
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PumpFor(170);
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Color halfway = TextColor(window);
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Require(!SameColor(halfway, darkText) && !SameColor(halfway, lightText), "Text colors interpolate");
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Require(sun.Opacity > 0 && sun.Opacity < 1 && moon.Opacity > 0 && moon.Opacity < 1,
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"Both icons participate in the crossfade");
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var sunTransform = (TransformGroup)sun.RenderTransform;
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Require(((RotateTransform)sunTransform.Children[1]).Angle != 0 &&
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((ScaleTransform)sunTransform.Children[0]).ScaleX < 1,
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"Outgoing icon rotates and scales");
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var background = (GradientBrush)window.Resources["Bg"];
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Color middleStop = background.GradientStops[0].Color;
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double sunOpacity = sun.Opacity;
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vm.SetTheme(Theme.Dark);
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Require(SameColor(TextColor(window), halfway) &&
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SameColor(((GradientBrush)window.Resources["Bg"]).GradientStops[0].Color, middleStop) &&
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Math.Abs(sun.Opacity - sunOpacity) < 0.001,
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"Reversal continues from current colors and icon position");
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}
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else Require(SameColor(TextColor(window), lightText) && moon.Opacity == 1,
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"Windows reduced animation preference is respected");
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for (int i = 0; i < 12; i++)
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{
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vm.SetTheme(i % 2 == 0 ? Theme.Light : Theme.Dark);
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PumpFor(35);
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}
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vm.SetTheme(Theme.Light);
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PumpFor(650);
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Require(SameColor(TextColor(window), lightText) && sun.Opacity == 0 && moon.Opacity == 1,
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"Latest request wins after rapid switching");
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Require(vm.ThemeAction == "Включить тёмную тему", "Accessible action matches the destination");
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CheckPalette(window, light);
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vm.SetTheme(Theme.Dark);
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PumpFor(650);
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Require(SameColor(TextColor(window), darkText) && sun.Opacity == 1 && moon.Opacity == 0,
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"Reverse transition reaches its exact final state");
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CheckPalette(window, dark);
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Require(((SolidColorBrush)dark["Text"]).Color == darkText &&
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((SolidColorBrush)light["Text"]).Color == lightText &&
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!((SolidColorBrush)dark["Text"]).HasAnimatedProperties &&
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!((SolidColorBrush)light["Text"]).HasAnimatedProperties,
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"Source palettes are unchanged");
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Console.WriteLine("Theme transition checks passed.");
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return 0;
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}
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catch (Exception ex) { Console.Error.WriteLine(ex); return 1; }
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finally
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{
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vm.DisposeTimers();
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if (window != null) window.Close();
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app.Shutdown();
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}
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}
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static Color TextColor(Window window) { return ((SolidColorBrush)window.Resources["Text"]).Color; }
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// ColorAnimation interpolates in scRGB; compare the rendered 8-bit channels
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// rather than exact floating-point equality with XAML's sRGB representation.
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static bool SameColor(Color a, Color b) { return a.A == b.A && a.R == b.R && a.G == b.G && a.B == b.B; }
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static void CheckPalette(Window window, ResourceDictionary expected)
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{
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foreach (object key in expected.Keys)
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{
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var solid = expected[key] as SolidColorBrush;
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if (solid != null)
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Require(SameColor(((SolidColorBrush)window.Resources[key]).Color, solid.Color), "Final color: " + key);
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var gradient = expected[key] as GradientBrush;
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if (gradient != null)
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{
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var actual = (GradientBrush)window.Resources[key];
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for (int i = 0; i < gradient.GradientStops.Count; i++)
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Require(SameColor(actual.GradientStops[i].Color, gradient.GradientStops[i].Color) &&
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actual.GradientStops[i].Offset == gradient.GradientStops[i].Offset,
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"Final gradient: " + key + " / " + i);
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}
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}
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}
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static void PumpFor(int milliseconds)
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{
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var frame = new DispatcherFrame();
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var timer = new DispatcherTimer(DispatcherPriority.Background) { Interval = TimeSpan.FromMilliseconds(milliseconds) };
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timer.Tick += delegate { timer.Stop(); frame.Continue = false; };
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timer.Start();
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Dispatcher.PushFrame(frame);
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}
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static void Require(bool condition, string message)
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{
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if (!condition) throw new InvalidOperationException(message);
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Console.WriteLine("PASS " + message);
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}
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}
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